Vulnerability Details CVE-2025-58767
REXML is an XML toolkit for Ruby. The REXML gems from 3.3.3 to 3.4.1 has a DoS vulnerability when parsing XML containing multiple XML declarations. If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities. The REXML gem 3.4.2 or later include the patches to fix these vulnerabilities.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 1.8%
CVSS Severity
CVSS v3 Score 7.5
References
Products affected by CVE-2025-58767
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cpe:2.3:a:ruby-lang:rexml:3.3.3
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cpe:2.3:a:ruby-lang:rexml:3.3.4
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cpe:2.3:a:ruby-lang:rexml:3.3.5
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cpe:2.3:a:ruby-lang:rexml:3.3.6
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cpe:2.3:a:ruby-lang:rexml:3.3.7
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cpe:2.3:a:ruby-lang:rexml:3.3.8
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cpe:2.3:a:ruby-lang:rexml:3.3.9